public static BSShape GetReference(BSScene physicsScene, bool forceRebuild, BSPhysObject prim)
{
float lod;
System.UInt64 newHullKey = BSShape.ComputeShapeKey(prim.Size, prim.BaseShape, out lod);
BSShapeHull retHull = null;
lock (Hulls)
{
if (Hulls.TryGetValue(newHullKey, out retHull))
{
// The mesh has already been created. Return a new reference to same.
retHull.IncrementReference();
}
else
{
retHull = new BSShapeHull(new BulletShape());
// An instance of this mesh has not been created. Build and remember same.
BulletShape newShape = retHull.CreatePhysicalHull(physicsScene, prim, newHullKey, prim.BaseShape, prim.Size, lod);
// Check to see if hull was created (might require an asset).
newShape = VerifyMeshCreated(physicsScene, newShape, prim);
if (!newShape.isNativeShape || prim.PrimAssetState == BSPhysObject.PrimAssetCondition.Failed)
{
// If a mesh was what was created, remember the built shape for later sharing.
Hulls.Add(newHullKey, retHull);
}
retHull.physShapeInfo = newShape;
}
}
physicsScene.DetailLog("{0},BSShapeHull,getReference,hull={1},size={2},lod={3}", prim.LocalID, retHull, prim.Size, lod);
return(retHull);
}
public static BSShape GetReference(BSScene physicsScene, bool forceRebuild, BSPhysObject prim)
{
float lod;
System.UInt64 newMeshKey = BSShape.ComputeShapeKey(prim.Size, prim.BaseShape, out lod);
physicsScene.DetailLog("{0},BSShapeMesh,getReference,newKey={1},size={2},lod={3}",
prim.LocalID, newMeshKey.ToString("X"), prim.Size, lod);
BSShapeConvexHull retConvexHull = null;
lock (ConvexHulls)
{
if (ConvexHulls.TryGetValue(newMeshKey, out retConvexHull))
{
// The mesh has already been created. Return a new reference to same.
retConvexHull.IncrementReference();
}
else
{
retConvexHull = new BSShapeConvexHull(new BulletShape());
BulletShape convexShape = null;
// Get a handle to a mesh to build the hull from
BSShape baseMesh = BSShapeMesh.GetReference(physicsScene, false /* forceRebuild */, prim);
if (baseMesh.physShapeInfo.isNativeShape)
{
// We get here if the mesh was not creatable. Could be waiting for an asset from the disk.
// In the short term, we return the native shape and a later ForceBodyShapeRebuild should
// get back to this code with a buildable mesh.
// TODO: not sure the temp native shape is freed when the mesh is rebuilt. When does this get freed?
convexShape = baseMesh.physShapeInfo;
}
else
{
convexShape = physicsScene.PE.BuildConvexHullShapeFromMesh(physicsScene.World, baseMesh.physShapeInfo);
convexShape.shapeKey = newMeshKey;
ConvexHulls.Add(convexShape.shapeKey, retConvexHull);
}
// Done with the base mesh
baseMesh.Dereference(physicsScene);
retConvexHull.physShapeInfo = convexShape;
}
}
return(retConvexHull);
}
public static BSShape GetReference(BSScene physicsScene, bool forceRebuild, BSPhysObject prim)
{
float lod;
System.UInt64 newMeshKey = BSShape.ComputeShapeKey(prim.Size, prim.BaseShape, out lod);
BSShapeMesh retMesh = null;
lock (Meshes)
{
if (Meshes.TryGetValue(newMeshKey, out retMesh))
{
// The mesh has already been created. Return a new reference to same.
retMesh.IncrementReference();
}
else
{
retMesh = new BSShapeMesh(new BulletShape());
// An instance of this mesh has not been created. Build and remember same.
BulletShape newShape = retMesh.CreatePhysicalMesh(physicsScene, prim, newMeshKey, prim.BaseShape, prim.Size, lod);
// Check to see if mesh was created (might require an asset).
newShape = VerifyMeshCreated(physicsScene, newShape, prim);
if (!newShape.isNativeShape || prim.PrimAssetState == BSPhysObject.PrimAssetCondition.Failed)
{
// If a mesh was what was created, remember the built shape for later sharing.
// Also note that if meshing failed we put it in the mesh list as there is nothing else to do about the mesh.
Meshes.Add(newMeshKey, retMesh);
}
retMesh.physShapeInfo = newShape;
}
}
physicsScene.DetailLog("{0},BSShapeMesh,getReference,mesh={1},size={2},lod={3}", prim.LocalID, retMesh, prim.Size, lod);
return(retMesh);
}